Most importantly, you help support continued development of this site. The majority of cases of retinotoxicity have occurred in patients that have had a cumulative dose exceeding 1000g of hydroxychloriquine (Plaquenil). This level is reached in about 7 years with the most common daily dose of Plaquenil, 400 mg/day (200 bid). Chloroquine phosphate anemones Hydroxychloroquine plaquenil mechanism of action Abstract. Background The American Academy of Ophthalmology recommendations on screening for chloroquine CQ and hydroxychloroquine HCQ retinopathy are revised in light of new information about the prevalence of toxicity, risk factors, fundus distribution, and effectiveness of screening tools. Safe use of Plaquenil. In our eye clinic we frequently see patients who need to be screened because they have been prescribed hydroxychloroquine Plaquenil and have concerns, so I wanted to write a short article summarizing the necessity and purpose of proper eye screening in these individuals. The American Academy of Ophthalmology released an updated set of screening recommendations for hydroxychloroquine Plaquenil and chloroquine to account for the many studies that have shown the effects of these medications on the retina 1. It succinctly makes the case for screening, and It now solely uses real body weight (rather than ideal body weight) based on new recommendations from a 2014 study (1). Disclaimer: This tool is designed to help eye care professionals better understand the risk the of retinotoxicity from hydroxychloroquine. Please note: This calculator was modified in 9/2015. Plaquenil eye screening Plaquenil - Colorado Springs Eye Clinic, Plaquenil hydroxychloroquine and eye screening. Plaquenil and light sensitivity If you take Plaquenil for your inflammatory disease, your ophthalmologist will check for damage to the retina in the back of the eye while you take the drug. How Do Ophthalmologists Look for Plaquenil Damage.. Hydroxychloroquine And Chloroquine Screening 2016 AAO.. My Take on New Ocular Screening Guidelines for Plaquenil.. Plaquenil and Eye Problems. Plaquenil can cause serious vision problems that aren't always reversible. Tell your doctor immediately if you notice any changes in vision or if you've ever had vision. If you are taking Plaquenil to treat an inflammatory condition or malaria, you should be aware of the side effects that may occur to your eyes and vision. Plaquenil hydroxychloroquine is in a class of drugs called disease-modifying anti-rheumatic drugs, which are used to decrease inflammation, pain and joint damage. Macular Society Eye screening for patients taking hydroxychloroquine At this appointment, a number of photographs and scans will be taken of your retina to assess your eye health and your suitability for screening. Not all patients can use the equipment needed for screening, such as people with advanced dementia or Parkinson’s disease.